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259555 (2003 UL147)
Classification: Mars-crossing Asteroid          SPK-ID: 2259555
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3028223048386915 6.1988e-08  
a 2.357495226515587 1.6799e-08 au
q 1.643593088375924 1.5134e-07 au
i 5.009136827324326 5.6805e-06 deg
node 65.96177639870987 7.7887e-05 deg
peri 285.3055841164692 7.8647e-05 deg
M 239.5391621773041 1.7797e-05 deg
tp 2459442.902974814387
(2021-Aug-16.40297481)
6.9604e-05 TDB
period 1322.131522674604
3.62
1.4132e-05
3.869e-08
d
yr
n .2722875854829773 2.9104e-09 deg/d
Q 3.07139736465525 2.1886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      168  
   data-arc span      9103 days (24.92 yr)  
   first obs. used      1995-05-25  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65637  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 14:50:17  

Additional Information
 Earth MOID = .647244 au 
 Jupiter MOID = 2.38134 au 
 T_jup = 3.485 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO470765  

259555 (2003 UL147)          Discovered 2003-Oct-18 by LONEOS at Anderson Mesa
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

Alternate Designations
 2003 UL147 = 2003 UF246 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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